A Higher Standard

We are proud to provide our members with a level of instruction that is truly world class. Whether you are looking to improve your overall fitness, physical performance and mental well-being, or to help your child develop into a confident and motivated leader, we are committed to helping you achieve those goals.

Our unique approach is a result of the rare combination of expertise we offer: years of high-level coaching and training expertise in martial arts & fitness as well as experience as professional educators.

From our state-of-the-art, 6,500 square-foot facility to our cutting-edge programs for all levels, we have what it takes to help you feel and perform your best!

As part of our ongoing efforts to refine and improve our methods, our staff continues to integrate the latest advances in martial arts and fitness training through affiliation with some of the premier resources in the industry.


Straight Blast Gym International

SBG East Coast (formerly Nexus Martial Arts & Fitness) is the Regional Headquarters of this world-renown martial arts coaching organization, which specializes in adapting the most advanced training methods to a diverse range of applications and interests, from sport, recreation, and fitness to self-protection and law enforcement.


Sityodtong Muay Thai

We are an Affiliated Training Center of Sityodtong USA, widely recognized as one of the top Muay Thai kickboxing and mixed martial arts schools in the world. Nexus Chief Instructor Stephen Whittier is Southern Massachusetts’ senior trainer under Sityodtong Director, Mark DellaGrotte.


Boston Brazilian Jiu-Jitsu Network

The Boston Brazilian Jiu-Jitsu Network is a group of Brazilian Jiu-Jitsu schools working together to provide top quality instruction and training to students in New England and the Northeast. The Association traces its roots back to 1995, when Boston Brazilian Jiu-Jitsu was founded by Roberto Maia, a 4th degree black belt under Carlos Gracie Jr.


Burn With Kearns Core Fitness Conditioning

Nexus/SBG East Coast was the world first facility to be certified in the popular Burn With Kearns Core Fitness and MMA Fighter Fit programs designed by top fitness trainer, Kevin Kearns. Chief Instructor Stephen Whittier was also the first to earn the highest level trainer certification, Burn With Kearns Master Trainer. With the philosophy “More Fitness, Less Time, Better Results,” this fun and motivating approach to exercise fits perfectly with our fitness-oriented martial arts programs.